Paulina Matysiak ([ˈpaulina ˈmatɨsiak] ⓘ; born 2 October 1984) is a Polish local government official, activist and politician serving as member of Sejm since 2019.

She runs a blog dedicated to literature, I fold corners (Polish: Zaginam Rogi), became a writer for the Wszystko Co Najważniejsze magazine, and co-authored several scientific publications, reviews, and bibliographic studies.

Matysiak was the leading candidate on the Democratic Left Alliance list in district 11 (Sieradz).

Her focus is on improving healthcare standards, wealth redistribution, gender equality and public transport.

[4] In October 2024, she was dismissed from the Sejm Infrastructure Committee and her membership in The Left parliamentary group was suspended, due to collaborating with PiS politician Marcin Horała, in founding a joint social movement Yes for Development.